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org.apache.lenya.cms.usecase.impl
Class UsecaseResolverImpl

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.lenya.cms.usecase.impl.UsecaseResolverImpl

All Implemented Interfaces:

org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.logger.LogEnabled, org.apache.avalon.framework.service.Serviceable, org.apache.avalon.framework.thread.ThreadSafe, UsecaseResolver

public class UsecaseResolverImpl
extends org.apache.avalon.framework.logger.AbstractLogEnabled
implements UsecaseResolver, org.apache.avalon.framework.service.Serviceable, org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.thread.ThreadSafe

Usecase resolver implementation.

Version:

$Id: UsecaseResolverImpl.java 568041 2007-08-21 09:47:23Z andreas $

Field Summary

Fields inherited from interface org.apache.lenya.cms.usecase.UsecaseResolver

ROLE

Constructor Summary

UsecaseResolverImpl()
Ctor.

Method Summary

void	dispose()
protected org.apache.lenya.cms.publication.Publication	getPublication(java.lang.String webappUrl) Returns the publication the usecase was invoked in.
protected org.apache.avalon.framework.service.ServiceSelector	getSelector()
protected java.lang.String	getUsecaseName(java.lang.String webappUrl, java.lang.String name) Returns the name of the publication-overridden usecase to be resolved.
java.lang.String[]	getUsecaseNames()
boolean	isRegistered(java.lang.String webappUrl, java.lang.String name) Checks if a certain usecase is registered.
void	register(java.lang.String usecaseName)
void	release(Usecase usecase) Releases a usecase object.
Usecase	resolve(java.lang.String webappUrl, java.lang.String name) Resolves a usecase object.
void	service(org.apache.avalon.framework.service.ServiceManager _manager)

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UsecaseResolverImpl

public UsecaseResolverImpl()

Ctor.

Method Detail

service

public void service(org.apache.avalon.framework.service.ServiceManager _manager)
             throws org.apache.avalon.framework.service.ServiceException

Specified by:

service in interface org.apache.avalon.framework.service.Serviceable

Throws:

org.apache.avalon.framework.service.ServiceException

See Also:

Serviceable.service(org.apache.avalon.framework.service.ServiceManager)

getSelector

protected org.apache.avalon.framework.service.ServiceSelector getSelector()
                                                                   throws org.apache.avalon.framework.service.ServiceException

Throws:

org.apache.avalon.framework.service.ServiceException

release

public void release(Usecase usecase)
             throws org.apache.avalon.framework.service.ServiceException

Description copied from interface: UsecaseResolver

Releases a usecase object.

Specified by:

release in interface UsecaseResolver

Parameters:

usecase - The usecase object.

Throws:

org.apache.avalon.framework.service.ServiceException - if an error occurs.

See Also:

UsecaseResolver.release(org.apache.lenya.cms.usecase.Usecase)

dispose

public void dispose()

Specified by:

dispose in interface org.apache.avalon.framework.activity.Disposable

See Also:

Disposable.dispose()

getUsecaseName

protected java.lang.String getUsecaseName(java.lang.String webappUrl,
                                          java.lang.String name)
                                   throws org.apache.avalon.framework.service.ServiceException

Returns the name of the publication-overridden usecase to be resolved.

Parameters:

webappUrl - The web application URL.

name - The plain usecase name.

Returns:

A string.

Throws:

org.apache.avalon.framework.service.ServiceException - if an error occurs.

getPublication

protected org.apache.lenya.cms.publication.Publication getPublication(java.lang.String webappUrl)

Returns the publication the usecase was invoked in.

Parameters:

webappUrl - The web application URL.

Returns:

A publication.

resolve

public Usecase resolve(java.lang.String webappUrl,
                       java.lang.String name)
                throws org.apache.avalon.framework.service.ServiceException

Description copied from interface: UsecaseResolver

Resolves a usecase object.

Specified by:

resolve in interface UsecaseResolver

Parameters:

webappUrl - The web application URL.

name - The name of the usecase.

Returns:

A usecase object.

Throws:

org.apache.avalon.framework.service.ServiceException - if the object could not be created.

See Also:

UsecaseResolver.resolve(java.lang.String, java.lang.String)

isRegistered

public boolean isRegistered(java.lang.String webappUrl,
                            java.lang.String name)
                     throws org.apache.avalon.framework.service.ServiceException

Description copied from interface: UsecaseResolver

Checks if a certain usecase is registered.

Specified by:

isRegistered in interface UsecaseResolver

Parameters:

webappUrl - The web application URL.

name - The usecase name.

Returns:

A boolean value.

Throws:

org.apache.avalon.framework.service.ServiceException - if an error occurs.

See Also:

UsecaseResolver.isRegistered(java.lang.String, java.lang.String)

getUsecaseNames

public java.lang.String[] getUsecaseNames()

Specified by:

getUsecaseNames in interface UsecaseResolver

Returns:

The names of all registered usecases in alphabetical order.

register

public void register(java.lang.String usecaseName)

Specified by:

register in interface UsecaseResolver

Parameters:

usecaseName - The usecase to register.